Home / 1,255,955.70-1,883,933.55-1,244,145.90

Finding the Fourth Proportional to 1,255,955.70, 1,883,933.55 and 1,244,145.90

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Solution

The fourth proportional to 1,255,955.70, 1,883,933.55 and 1,244,145.90 is: 1,866,218.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,255,955.70 : 1,883,933.55 = 1,244,145.90 : x
  2. Step 2: Convert to fraction form
    1,255,955.70/1,883,933.55 = 1,244,145.90/x
  3. Step 3: Cross multiply
    1,255,955.70x = 1,883,933.55 × 1,244,145.90
  4. Step 4: Simplify right side
    1,255,955.70x = 2,343,888,202,104.94
  5. Step 5: Solve for x
    x = 2,343,888,202,104.94/1,255,955.70
  6. Step 6: Final answer
    x = 1,866,218.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.